package jdbc;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo5 {
    public static void main(String[] args) {
        try ( Connection connection=DBUtil.getConnection() ){
            Statement statement=connection.createStatement();
            String sql="SELECT t.name,t.salary,t.title,c.name,c.floor "+
                       "FROM teacher t "+
                       "JOIN class c ON c.teacher_id=t.id "+
                       "WHERE t.name='王克晶'";
            ResultSet rs=statement.executeQuery(sql);
            while (rs.next()){
//                String tName=rs.getString("t.name");
//                int tSalary=rs.getInt("t.salary");
//                String cTitle=rs.getString("t.title");
//                String cName=rs.getString("c.name");
//                int cFloor=rs.getInt("c.floor");
                String tName=rs.getString(1);
                int tSalary=rs.getInt(2);
                String cTitle=rs.getString(3);
                String cName=rs.getString(4);
                int cFloor=rs.getInt(5);
                System.out.println(tName+" "+tSalary+" "+cTitle+" "+cName+" "+cFloor+" ");
            }
        } catch (SQLException e) {
            throw new RuntimeException(e);
        }
    }
}
